| FAIL postMessage results in correct event Can't find variable: BroadcastChannel | |
| FAIL messages are delivered in port creation order Can't find variable: BroadcastChannel | |
| FAIL messages aren't delivered to a closed port Can't find variable: BroadcastChannel | |
| FAIL closing and creating channels during message delivery works correctly Can't find variable: BroadcastChannel | |
| FAIL Closing a channel in onmessage doesn't cancel already queued events Can't find variable: BroadcastChannel | |